AG

Alan Griggs

EL Eev Limited: 1 patents #18 of 62Top 30%
EC English Electric Valve Co.: 1 patents #32 of 66Top 50%
Overall (All Time): #2,266,159 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5841221 Collector for an electron beam tube 1998-11-24
4746833 Coupled cavity travelling wave tubes Robin C. M. King, Richard G. Carter 1988-05-24